- Implement main.rs with clap CLI argument parsing
- Add --continuous flag for continuous monitoring mode
- Add --interval flag for configurable update intervals
- Add --config flag for custom config file paths
- Initialize env_logger for debug logging
- Create comprehensive .gitignore for Rust and Python
- Write README-rust.md with usage instructions
- Handle config loading with fallback to defaults
- Support graceful Ctrl+C interruption in continuous mode
